diff --git a/src/de/steamwar/velocitycore/ErrorLogger.java b/src/de/steamwar/velocitycore/ErrorLogger.java
index ac1dcb7..0da1ff0 100644
--- a/src/de/steamwar/velocitycore/ErrorLogger.java
+++ b/src/de/steamwar/velocitycore/ErrorLogger.java
@@ -20,71 +20,63 @@
 package de.steamwar.velocitycore;
 
 import de.steamwar.sql.SWException;
+import org.apache.logging.log4j.Level;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.core.LogEvent;
+import org.apache.logging.log4j.core.LoggerContext;
+import org.apache.logging.log4j.core.appender.AbstractAppender;
+import org.apache.logging.log4j.core.config.AbstractConfiguration;
+import org.apache.logging.log4j.core.config.Property;
 
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
-import java.text.MessageFormat;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
-import java.util.logging.Handler;
-import java.util.logging.Level;
-import java.util.logging.LogRecord;
-import java.util.logging.Logger;
 
-public class ErrorLogger extends Handler /*AbstractAppender*/ {
+public class ErrorLogger extends AbstractAppender {
 
-    ErrorLogger(){
-        //super("SW ErrorLogger", filter, layout, false, null);
-        //((LoggerContext) org.apache.logging.log4j.LogManager.getContext(false)).getConfiguration().addAppender(this);
-        VelocityCore.getLogger().addHandler(this);
+    ErrorLogger() {
+        super("SW ErrorLogger", null, null, false, Property.EMPTY_ARRAY);
+        start();
+
+        LoggerContext context = (LoggerContext) LogManager.getContext(false);
+        context.getConfiguration().addAppender(this);
+        context.getRootLogger().addAppender(this);
+        context.updateLoggers();
     }
 
-    void unregister(){
-        Logger.getGlobal().removeHandler(this);
+    void unregister() {
+        LoggerContext context = (LoggerContext) LogManager.getContext(false);
+        ((AbstractConfiguration) context.getConfiguration()).removeAppender(getName());
+        context.getRootLogger().removeAppender(this);
+        context.updateLoggers();
     }
 
     @Override
-    public void publish(LogRecord logRecord) {
-        if(logRecord.getLevel().intValue() < Level.WARNING.intValue())
+    public void append(LogEvent event) {
+        if(event.getLevel().isLessSpecificThan(Level.WARN))
             return;
 
-        String message = logRecord.getParameters() != null ? MessageFormat.format(logRecord.getMessage(), logRecord.getParameters()) : logRecord.getMessage();
+        String message = event.getMessage().getFormattedMessage();
         for(String reason : ignoreContains)
             if(message.contains(reason))
                 return;
 
         ByteArrayOutputStream stacktraceOutput = new ByteArrayOutputStream();
-        if(logRecord.getThrown() != null)
-            logRecord.getThrown().printStackTrace(new PrintStream(stacktraceOutput));
+        if(event.getThrown() != null)
+            event.getThrown().printStackTrace(new PrintStream(stacktraceOutput));
         String stacktrace = stacktraceOutput.toString();
-        if (stacktrace.contains("ErrorLogger")) {
+        if (stacktrace.contains("ErrorLogger"))
             return;
-        }
-
 
         SWException.log(message, stacktrace);
     }
 
-    @Override
-    public void flush() {
-        //ignored
-    }
-
-    @Override
-    public void close() {
-        //ignored
-    }
-
     private static final List<String> ignoreContains;
 
     static {
         List<String> contains = new ArrayList<>();
         ignoreContains = Collections.unmodifiableList(contains);
     }
-
-    /*@Override
-    public void append(LogEvent event) {
-
-    }*/
 }
diff --git a/src/de/steamwar/velocitycore/commands/CheckCommand.java b/src/de/steamwar/velocitycore/commands/CheckCommand.java
index 5945239..b4abc18 100644
--- a/src/de/steamwar/velocitycore/commands/CheckCommand.java
+++ b/src/de/steamwar/velocitycore/commands/CheckCommand.java
@@ -169,7 +169,7 @@ public class CheckCommand extends SWCommand {
     }
 
     public static List<SchematicNode> getSchemsToCheck(){
-        List<SchematicNode> schematicList = new LinkedList<>();
+        List<SchematicNode> schematicList = new ArrayList<>();
 
         for (SchematicType type : SchematicType.values()) {
             if (type.check())
diff --git a/src/de/steamwar/velocitycore/discord/DiscordBot.java b/src/de/steamwar/velocitycore/discord/DiscordBot.java
index d816cc2..e706343 100644
--- a/src/de/steamwar/velocitycore/discord/DiscordBot.java
+++ b/src/de/steamwar/velocitycore/discord/DiscordBot.java
@@ -147,7 +147,7 @@ public class DiscordBot {
                         .build())
                 .setActionRows(ActionRow.of(Arrays.stream(DiscordTicketType.values()).map(DiscordTicketType::toButton).toArray(Button[]::new))), DiscordTicketHandler::openTicket);
         eventChannel = new StaticMessageChannel(config.channel("events"), EventChannel::get);
-        StaticMessageChannel checklistChannel = new StaticMessageChannel(config.channel("checklist"), ChecklistChannel::get);
+        ChecklistChannel checklistChannel = new ChecklistChannel(config.channel("checklist"));
 
         announcementChannel = new DiscordChannel(config.channel("announcement")) {
             @Override
diff --git a/src/de/steamwar/velocitycore/discord/channels/ChecklistChannel.java b/src/de/steamwar/velocitycore/discord/channels/ChecklistChannel.java
index af30ad0..88d9a35 100644
--- a/src/de/steamwar/velocitycore/discord/channels/ChecklistChannel.java
+++ b/src/de/steamwar/velocitycore/discord/channels/ChecklistChannel.java
@@ -19,34 +19,38 @@
 
 package de.steamwar.velocitycore.discord.channels;
 
-import de.steamwar.velocitycore.commands.CheckCommand;
+import de.steamwar.sql.SchematicNode;
 import de.steamwar.sql.SteamwarUser;
-import lombok.experimental.UtilityClass;
+import de.steamwar.velocitycore.commands.CheckCommand;
 import net.dv8tion.jda.api.EmbedBuilder;
-import net.dv8tion.jda.api.MessageBuilder;
 
 import java.awt.*;
+import java.util.ArrayList;
+import java.util.List;
 
-@UtilityClass
-public class ChecklistChannel {
+public class ChecklistChannel extends DiscordChannel {
 
-    public MessageBuilder get() {
-        EmbedBuilder embedBuilder = new EmbedBuilder()
-                .setColor(Color.GRAY)
-                .setTitle("Check List")
-                .setAuthor("SteamWar", "https://www.steamwar.de");
+    private final List<Integer> lastSchematics = new ArrayList<>();
 
-        CheckCommand.getSchemsToCheck().forEach(schematic -> {
-            StringBuilder st = new StringBuilder();
-            st.append("Typ: ").append(schematic.getSchemtype().getKuerzel());
-            st.append("\nVon: ").append(SteamwarUser.get(schematic.getOwner()).getUserName());
-            String checker = CheckCommand.getChecker(schematic);
-            if (checker != null) {
-                st.append("\nWird Geprüft von: ").append(checker);
-            }
-            embedBuilder.addField(schematic.getName(), st.toString(), true);
-        });
+    public ChecklistChannel(String channel) {
+        super(channel);
+    }
 
-        return StaticMessageChannel.toMessageBuilder(embedBuilder);
+    public void update() {
+       List<SchematicNode> schems = CheckCommand.getSchemsToCheck();
+       int currentListSize = schems.size();
+
+       lastSchematics.removeIf(id -> schems.stream().noneMatch(schem -> schem.getId() == id));
+       schems.removeIf(schem -> lastSchematics.contains(schem.getId()));
+
+       for(SchematicNode schem : schems) {
+           send(StaticMessageChannel.toMessageBuilder(new EmbedBuilder()
+                   .setColor(Color.GRAY)
+                   .setTitle("Check List (" + currentListSize + ")")
+                   .setAuthor("SteamWar", "https://www.steamwar.de")
+                   .addField(schem.getName(), "Typ: " + schem.getSchemtype().getKuerzel() + "\nVon: " + SteamwarUser.get(schem.getOwner()).getUserName(), true)));
+
+           lastSchematics.add(schem.getId());
+       }
     }
 }